y=mx+b

Front

What does the equation y = mx + b represent?

Back

It represents the slope-intercept form of a linear equation, where m is the slope and b is the y-intercept.

Front

What is the slope in the equation y = 3x + 2?

Back

The slope (m) is 3.

Front

What is the y-intercept in the equation y = -2x + 4?

Back

The y-intercept (b) is 4.

Front

How do you find the slope of a line given two points (x1, y1) and (x2, y2)?

Back

The slope (m) is calculated as (y2 - y1) / (x2 - x1).

Front

What does an undefined slope indicate about a line?

Back

An undefined slope indicates a vertical line.

Front

What is the y-intercept of the line represented by the equation y = 0.5x - 3?

Back

The y-intercept is (0, -3).

Front

Which of the following equations has a negative slope: y = 2x + 1 or y = -x + 3?

Back

y = -x + 3 has a negative slope.

Front

What is the y-intercept of the equation y = 7?

Back

The y-intercept is (0, 7).

Front

If the slope of a line is 0, what type of line does it represent?

Back

It represents a horizontal line.

Front

What is the slope of the line represented by the equation y = -4x + 1?

Back

The slope (m) is -4.